#819CF9#819CF9

#819CF9 is a light, vivid blue. Relative luminance 0.353; OKLCH L 71.2% C 0.139 H 270.3°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#819CF9
RGB	rgb(129, 156, 249)
HSL	hsl(227, 91%, 74%)
HSV	hsv(227, 48%, 98%)
CMYK	cmyk(48.2%, 37.3%, 0%, 2.4%)
CIE-LAB	lab(65.97, 15.15, -49.39)
CIE-LCH	lch(65.97, 51.66, 287.05°)
OKLab	oklab(71.2% 0.0008 -0.1394)
OKLCH	oklch(71.2% 0.139 270.3)
XYZ	xyz(38.0351, 35.2813, 94.4099)
Luminance	0.3528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#819CF9 #F9DE81

analogous

#81D8F9 #819CF9 #A281F9

triadic

#819CF9 #F9819C #9CF981

tetradic

#819CF9 #F981D8 #F9DE81 #81F9A2

square

#819CF9 #F981D8 #F9DE81 #81F9A2

split-complementary

#819CF9 #F9A281 #D8F981

monochromatic

#0C40F3 #476EF6 #819CF9 #BBCAFC #E2E8FE

Accessibility & contrast

On white

2.61

#819CF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#819CF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #819CF9

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##819CF9	#FFFFFF	#000000	##000000
##819CF9	1.00	2.61	8.06	8.06
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A6FD

Deuteranopia (green-blind)

#6C9BF7

Tritanopia (blue-blind)

#50B0BF

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #819cf9;
/* rgb */ color: rgb(129, 156, 249);
/* oklch */ color: oklch(71.2% 0.139 270.3);

Tailwind

colors: {
  custom: {
    50: '#abb8fb',
    500: '#819cf9',
    950: '#000000',
  },
}

SCSS

$custom: #819cf9;
$custom-light: #abb8fb;
$custom-dark: #000000;

JSON

{
  "hex": "#819cf9",
  "rgb": {
    "r": 129,
    "g": 156,
    "b": 249
  },
  "hsl": {
    "h": 226.5,
    "s": 90.909,
    "l": 74.118
  },
  "oklch": {
    "l": 0.71202,
    "c": 0.13944,
    "h": 270.3
  },
  "luminance": 0.35284
}

Semantic roles & 50–950 ramp

primary

#819CF9

secondary

#F6EED5

accent

#B200E6

background

#FAFBFF

surface

#F5F6FF

border

#CFD0D7

text

#111117

muted

#808085

Preview Lab

Preview with #819CF9

Body copy rendered with the generated semantic roles for this colour.

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